Jmtmao Dm-550 5W 256 Channel Dmr Digital Walkie Talkie AES128/256 Voice Encrypted Analog/Digital Dual Mode Dmr Digital Radio

• Customization: Available
• Battery Type: Lithium-ion
• Certification: CE, FCC, ISO, RoHS
• Model NO.: DM550
• Channels: 256 channels
• Communication Distance: 5-9km
• Display Type: LCD Display
• Encryption: AES Encryption
• Features: Encrypted Communication, Voice Control
• IP Rating: IP55
• Frequency Range: UHF400-480 MHz/VHF 136-174MHz108-136MHz
• Water Resistance Level: IP55
• Battery Capacity: 2000mAh
• Color: Black
• Output Power: 5W
• Weight: 280g
• Charger Type: Desktop Charger
• Operation Voltage: DC7.4V
• Operated Temperature: -25ºC~+65ºC
• Channel Spacing: 25/12.50kHz(Analog) / 12.5kHz(Digital))
• Warranty: 12 Months
• Battery Working Time: More Than 10 Hours
• Call Type: Group Call/Private Call
• Tier II: Yes
• Scrambler: Yes
• Transport Package: Standard Box Packing
• Specification: 140× 57× 38mm
• Trademark: JMTMAO
• Origin: Fujian, China
• HS Code: 8517142000
• Production Capacity: 10000PCS/Month

Product Description

  JMTMAO DM-550  5W 256 Channel DMR Digital Walkie Talkie AES128/256 Voice Encrypted Analog/Digital Dual Mode DMR Digital Radio

 

 

item	value
Private Mold	NO
Place of Origin	China
	Fujian
Brand Name	JMTMAO
Model Number	DM-550
Type	DMR Digital Radio
Dimensions	140×57×38mm
Frequency Range	136-174MHz or 400-470MHz
Storage Channel	256
Talk Range	more than 8kms
Walkie Talkie Type	DMR Digital Radio
Water Resistance Level	IP55
Place of Origin	Fujian  China
Warranty	12 Months
Applications	Outdoor
Output Power	5W
MOQ	2
Function	Long Talk Distance
Keyword	DMR Digital  two way radio
Selling Units	Single item
Color	Black
Product Name	JMTMAO DM-550  DMR Digital  Walkie Talkie

 

 

Company Information 


Customer Good Feedback 


FAQ

1.Q: Why sometimes your partner's voice is intermittent?
   A: Please note that you are within normal communication range, If you want use radio in distance range, please change other antenna with a bigger output power.If still same problem,please send the radio back to your authorized dealer repair.

2.Q: Can't turn on talky and even it is switch on, it often shuts off automatically?
   A: Please check the battery contacts on the walkie talkie. If it is broken or twisted, please return the radio to your authorized
dealer for maintenance during warranty.

3.Q: Can't transmit or receiver signal with other members?
   A: First, please verify that the channel frequency and the CTCSS you are used the same as those of your group members.
Please make sure that you and your partners are all withinthe radio coverage, If the channel frequency and the CTCSS
are the same.

4.Q: Why sometimes received voice from other groups?
   A: Two way solutions.You can change another channel or change another channel frequency by PC software.

5. Q: Which is better -VHF or UHF?
    A: epends on the terrain. The UHF signal is attenuated or absorbed by foliage, rough terrain and trees, VHF does better outdoors. The VHF has difficulties penetrating steel and concrete, UHF does better in and around buildings. If you use the radios in both environments, we prefer using UHF band.  UHF does better in and around buildings. If you use the radios in both environments, we prefer using UHF band.